@book { PatriciaVanhelsingundderUnheimlichevonTanger,
    title = "Patricia Vanhelsing und der Unheimliche von Tanger",
    author = "Alfred {Bekker} and Sidney {Gardner}",
    year = "2020",
    publisher = "Uksak E-Books",
    address = "Lengerich, Deutschland",
    url = "https://uksakebooks.grin.com/document/517902"
}